MALICIOUS
194
Risk Score
Malware Insights
MITRE ATT&CK
T1566.002 Spearphishing Attachment
T1204.002 Malicious Link
The PDF contains numerous links, including one to a known malicious redirector at `https://ttraff.com/pify?keyword=fur+elise+notes+pdf`. The document body, though heavily obfuscated, also contains this URL, suggesting the primary intent is to redirect the user to malicious infrastructure. The presence of a large number of external PDF links, many hosted on Shopify, indicates a link farm SEO tactic to improve search engine ranking for the malicious redirector. No scripts were extracted from this sample.
Machine Learning
- Nyx PDF Classifier malicious score 1.0000
Heuristics 5
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PDF links to known malicious redirector infrastructure critical PDF_MALICIOUS_REDIRECTOR_LINKPDF contains a clickable URI to redirector infrastructure used by a known malicious PDF SEO/adware delivery campaign. These documents typically rely on user interaction and redirect chains rather than a PDF parser vulnerability.
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Small PDF contains mass external PDF link farm critical PDF_SEO_LINK_FARMSmall PDF contains many clickable external PDF links, mostly clustered on one host. This matches generated SEO/link-farm PDF carriers used to route users into malicious or unwanted-software delivery chains, rather than a normal document citation pattern.
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Image lure linking to an SEO redirector (free-download phishing) high PDF_SEO_UTM_REDIRECTOR_LINKPDF embeds an image with little or no body text and a clickable link to a multi-word utm_term / FeedBurner-proxied SEO redirector — the 'free ebook / solution-manual / document download' phishing family that ranks for natural-language search queries and routes the user into a payload/redirect chain. The PDF carries no exploit; the risk is the linked destination. Flagged structurally (image lure + SEO redirector) so it does not depend on a ClamAV/ML signature, and regardless of how many filler text pages the lure carries.
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Object number defined twice with different bodies info PDF_DUPLICATE_OBJ_BODY_INCREMENTALThe same indirect object (N G) is defined more than once with different body bytes. First-wins and last-wins readers will resolve different content, which is a parser-confusion shape used by targeted PDFs. Body-only differences are common in benign incremental updates, so severity is raised only when the duplicate carries active content.
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Embedded URL info EMBEDDED_URLOne or more URLs were extracted from the document. The URL itself is not a detection — see the per-URL labels for which channel (macro, JS, link annotation, document body, ...) reached each URL.URL https://ttraff.com/pify?keyword=fur+elise+notes+pdf In PDF document text
- http://files.burchfieldhomestead.com/uploads/1/3/1/4/131406075/7225474.pdfIn PDF document text
- http://files.migueljuliobeauty.com/uploads/1/3/2/8/132815008/kowosag-dosokoli.pdfIn PDF document text
- http://files.henrikbechseeberg.com/uploads/1/3/1/6/131606984/1892897.pdfIn PDF document text
- http://www.ascendercorp.com/In PDF document text
- http://www.ascendercorp.com/typedesigners.htmlIn PDF document text
- https://cdn.shopify.com/s/files/1/0430/8477/5577/files/2074949614.pdfIn PDF document text
- https://cdn.shopify.com/s/files/1/0440/3943/8486/files/asterix_en_italia_descargar_gratis.pdfIn PDF document text
- https://cdn.shopify.com/s/files/1/0438/7959/6187/files/30329402204.pdfIn PDF document text
- https://cdn.shopify.com/s/files/1/0428/8774/1599/files/ncees_fe_reference_handbook.pdfIn PDF document text
- https://cdn.shopify.com/s/files/1/0432/7132/3804/files/support_vector_machine.pdfIn PDF document text
- https://cdn.shopify.com/s/files/1/0428/7689/5398/files/bodixunibivekizemezaxoro.pdfIn PDF document text
- https://cdn.shopify.com/s/files/1/0429/8542/2997/files/teduxodewujul.pdfIn PDF document text
- https://cdn.shopify.com/s/files/1/0428/9835/8432/files/denikiv.pdfIn PDF document text
- https://cdn.shopify.com/s/files/1/0432/9344/2208/files/55787259218.pdfIn PDF document text
- https://cdn.shopify.com/s/files/1/0434/3876/8294/files/xafirosuxebukopesozopen.pdfIn PDF document text
- https://cdn.shopify.com/s/files/1/0430/3188/8021/files/gejudeduwajat.pdfIn PDF document text
- https://cdn.shopify.com/s/files/1/0432/1991/0811/files/12412424785.pdfIn PDF document text
- http://www.w3.org/1999/02/22-rdf-syntax-ns#In PDF document text
- http://purl.org/dc/elements/1.1/In PDF document text
- http://ns.adobe.com/pdf/1.3/In PDF document text
- http://ns.adobe.com/xap/1.0/In PDF document text
- http://ns.adobe.com/xap/1.0/mm/In PDF document text
- http://ns.adobe.com/xap/1.0/rights/In PDF document text
- http://scripts.sil.org/OFLIn PDF document text
- http://dejavu.sourceforge.netIn PDF document text
- http://dejavu.sourceforge.net/wiki/index.php/LicenseIn PDF document text
Extracted artifacts 3
Files carved from inside the sample during analysis.
| Filename | Kind | Source | Size |
|---|---|---|---|
font_00_sfnt_off0000686c.bin |
pdf-font-stream | PDF embedded font (sfnt) at offset 0x686C | 4780 bytes |
SHA-256: b107649fa434b629943d8809331a85d38cf58f5b4c7aef2fe7777b6d4e5495fa |
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font_01_sfnt_off000078c3.bin |
pdf-font-stream | PDF embedded font (sfnt) at offset 0x78C3 | 10728 bytes |
SHA-256: d167ed0900eafcfcb0a0c0c8a44cbeae0acd212a90fcac889951ddd51bbda041 |
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font_02_sfnt_off00009da9.bin |
pdf-font-stream | PDF embedded font (sfnt) at offset 0x9DA9 | 16120 bytes |
SHA-256: 184efd0e138a9418359f6897f9ac56b5cd93cafbd57abf30711ac2aee7e18832 |
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